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cfd4bacc2c61f36803932bee65db9de5e3dcc9a0
boost_unordered/test/unordered/move_tests.cpp
Daniel James cfd4bacc2c Stop using BOOST_DEDUCED_TYPENAME 
We no longer support any of the compilers that require it. I'd be very
surprised if anything was working on them.
2018-01-27 09:39:59 +00:00

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// Copyright 2008-2009 Daniel James.
// Distributed under the Boost Software License, Version 1.0. (See accompanying
// file LICENSE_1_0.txt or move at http://www.boost.org/LICENSE_1_0.txt)
// clang-format off
#include "../helpers/prefix.hpp"
#include <boost/unordered_set.hpp>
#include <boost/unordered_map.hpp>
#include "../helpers/postfix.hpp"
// clang-format on
#include "../helpers/test.hpp"
#include "../objects/test.hpp"
#include "../objects/cxx11_allocator.hpp"
#include "../helpers/random_values.hpp"
#include "../helpers/tracker.hpp"
#include "../helpers/equivalent.hpp"
#include "../helpers/invariants.hpp"
#if defined(BOOST_MSVC)
#pragma warning(disable : 4127) // conditional expression is constant
#endif
namespace move_tests {
test::seed_t initialize_seed(98624);
#if defined(BOOST_UNORDERED_USE_MOVE) || \
!defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
#define BOOST_UNORDERED_TEST_MOVING 1
#else
#define BOOST_UNORDERED_TEST_MOVING 0
#endif
template <class T> T empty(T*) { return T(); }
template <class T>
T create(test::random_values<T> const& v, test::object_count& count)
{
T x(v.begin(), v.end());
count = test::global_object_count;
return x;
}
template <class T>
T create(test::random_values<T> const& v, test::object_count& count,
typename T::hasher hf, typename T::key_equal eq,
typename T::allocator_type al, float mlf)
{
T x(0, hf, eq, al);
x.max_load_factor(mlf);
x.insert(v.begin(), v.end());
count = test::global_object_count;
return x;
}
template <class T>
void move_construct_tests1(T* ptr, test::random_generator const& generator)
{
typename T::hasher hf;
typename T::key_equal eq;
typename T::allocator_type al;
{
test::check_instances check_;
T y(empty(ptr));
BOOST_TEST(y.empty());
BOOST_TEST(test::equivalent(y.hash_function(), hf));
BOOST_TEST(test::equivalent(y.key_eq(), eq));
BOOST_TEST(test::equivalent(y.get_allocator(), al));
BOOST_TEST(y.max_load_factor() == 1.0);
test::check_equivalent_keys(y);
}
{
test::check_instances check_;
test::random_values<T> v(1000, generator);
test::object_count count;
T y(create(v, count));
#if defined(BOOST_HAS_NRVO)
BOOST_TEST(count == test::global_object_count);
#endif
test::check_container(y, v);
test::check_equivalent_keys(y);
}
}
template <class T>
void move_assign_tests1(T*, test::random_generator const& generator)
{
{
test::check_instances check_;
test::random_values<T> v(500, generator);
test::object_count count;
T y;
y = create(v, count);
#if BOOST_UNORDERED_TEST_MOVING && defined(BOOST_HAS_NRVO)
BOOST_TEST(count == test::global_object_count);
#endif
test::check_container(y, v);
test::check_equivalent_keys(y);
}
}
template <class T>
void move_construct_tests2(T*, test::random_generator const& generator)
{
typename T::hasher hf(1);
typename T::key_equal eq(1);
typename T::allocator_type al(1);
typename T::allocator_type al2(2);
test::object_count count;
{
test::check_instances check_;
test::random_values<T> v(500, generator);
T y(create(v, count, hf, eq, al, 0.5));
#if defined(BOOST_HAS_NRVO)
BOOST_TEST(count == test::global_object_count);
#endif
test::check_container(y, v);
BOOST_TEST(test::equivalent(y.hash_function(), hf));
BOOST_TEST(test::equivalent(y.key_eq(), eq));
BOOST_TEST(test::equivalent(y.get_allocator(), al));
BOOST_TEST(y.max_load_factor() == 0.5); // Not necessarily required.
test::check_equivalent_keys(y);
}
{
test::check_instances check_;
// TODO: To do this correctly requires the fancy new allocator
// stuff.
test::random_values<T> v(500, generator);
T y(create(v, count, hf, eq, al, 2.0), al2);
BOOST_TEST(count != test::global_object_count);
test::check_container(y, v);
BOOST_TEST(test::equivalent(y.hash_function(), hf));
BOOST_TEST(test::equivalent(y.key_eq(), eq));
BOOST_TEST(test::equivalent(y.get_allocator(), al2));
BOOST_TEST(y.max_load_factor() == 2.0); // Not necessarily required.
test::check_equivalent_keys(y);
}
{
test::check_instances check_;
test::random_values<T> v(25, generator);
T y(create(v, count, hf, eq, al, 1.0), al);
#if !defined(BOOST_NO_CXX11_RVALUE_REFERENCES)
BOOST_TEST(count == test::global_object_count);
#elif defined(BOOST_HAS_NRVO)
BOOST_TEST(
static_cast<std::size_t>(
test::global_object_count.constructions - count.constructions) <=
(test::is_set<T>::value ? 1 : 2) *
(test::has_unique_keys<T>::value ? 25 : v.size()));
BOOST_TEST(count.instances == test::global_object_count.instances);
#else
BOOST_TEST(
static_cast<std::size_t>(
test::global_object_count.constructions - count.constructions) <=
(test::is_set<T>::value ? 2 : 4) *
(test::has_unique_keys<T>::value ? 25 : v.size()));
BOOST_TEST(count.instances == test::global_object_count.instances);
#endif
test::check_container(y, v);
BOOST_TEST(test::equivalent(y.hash_function(), hf));
BOOST_TEST(test::equivalent(y.key_eq(), eq));
BOOST_TEST(test::equivalent(y.get_allocator(), al));
BOOST_TEST(y.max_load_factor() == 1.0); // Not necessarily required.
test::check_equivalent_keys(y);
}
}
template <class T>
void move_assign_tests2(T*, test::random_generator const& generator)
{
typename T::hasher hf(1);
typename T::key_equal eq(1);
typename T::allocator_type al1(1);
typename T::allocator_type al2(2);
typedef typename T::allocator_type allocator_type;
{
test::random_values<T> v(500, generator);
test::random_values<T> v2(0, generator);
T y(v.begin(), v.end(), 0, hf, eq, al1);
test::object_count count;
y = create(v2, count, hf, eq, al2, 2.0);
BOOST_TEST(y.empty());
test::check_container(y, v2);
test::check_equivalent_keys(y);
BOOST_TEST(y.max_load_factor() == 2.0);
#if defined(BOOST_HAS_NRVO)
if (BOOST_UNORDERED_TEST_MOVING
? (bool)allocator_type::is_propagate_on_move
: (bool)allocator_type::is_propagate_on_assign) {
BOOST_TEST(test::equivalent(y.get_allocator(), al2));
} else {
BOOST_TEST(test::equivalent(y.get_allocator(), al1));
}
#endif
}
{
test::random_values<T> v(500, generator);
test::object_count count;
T y(0, hf, eq, al1);
y = create(v, count, hf, eq, al2, 0.5);
#if defined(BOOST_HAS_NRVO)
if (BOOST_UNORDERED_TEST_MOVING && allocator_type::is_propagate_on_move) {
BOOST_TEST(count == test::global_object_count);
}
#endif
test::check_container(y, v);
test::check_equivalent_keys(y);
BOOST_TEST(y.max_load_factor() == 0.5);
#if defined(BOOST_HAS_NRVO)
if (BOOST_UNORDERED_TEST_MOVING
? (bool)allocator_type::is_propagate_on_move
: (bool)allocator_type::is_propagate_on_assign) {
BOOST_TEST(test::equivalent(y.get_allocator(), al2));
} else {
BOOST_TEST(test::equivalent(y.get_allocator(), al1));
}
#endif
}
{
test::check_instances check_;
test::random_values<T> v(500, generator);
T y(0, hf, eq, al1);
T x(0, hf, eq, al2);
x.max_load_factor(0.25);
x.insert(v.begin(), v.end());
test::object_count count = test::global_object_count;
y = boost::move(x);
if (BOOST_UNORDERED_TEST_MOVING && allocator_type::is_propagate_on_move) {
BOOST_TEST(count == test::global_object_count);
}
test::check_container(y, v);
test::check_equivalent_keys(y);
BOOST_TEST(y.max_load_factor() == 0.25);
if (BOOST_UNORDERED_TEST_MOVING
? (bool)allocator_type::is_propagate_on_move
: (bool)allocator_type::is_propagate_on_assign) {
BOOST_TEST(test::equivalent(y.get_allocator(), al2));
} else {
BOOST_TEST(test::equivalent(y.get_allocator(), al1));
}
}
{
test::check_instances check_;
test::random_values<T> v1(1000, generator);
test::random_values<T> v2(200, generator);
T x(0, hf, eq, al2);
x.max_load_factor(0.5);
x.insert(v2.begin(), v2.end());
test::object_count count1 = test::global_object_count;
T y(v1.begin(), v1.end(), 0, hf, eq, al1);
y = boost::move(x);
test::object_count count2 = test::global_object_count;
if (BOOST_UNORDERED_TEST_MOVING && allocator_type::is_propagate_on_move) {
BOOST_TEST(count1.instances == test::global_object_count.instances);
BOOST_TEST(
count2.constructions == test::global_object_count.constructions);
}
test::check_container(y, v2);
test::check_equivalent_keys(y);
BOOST_TEST(y.max_load_factor() == 0.5);
if (BOOST_UNORDERED_TEST_MOVING
? (bool)allocator_type::is_propagate_on_move
: (bool)allocator_type::is_propagate_on_assign) {
BOOST_TEST(test::equivalent(y.get_allocator(), al2));
} else {
BOOST_TEST(test::equivalent(y.get_allocator(), al1));
}
}
}
boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
std::allocator<test::object> >* test_map_std_alloc;
boost::unordered_set<test::object, test::hash, test::equal_to,
test::allocator2<test::object> >* test_set;
boost::unordered_multiset<test::object, test::hash, test::equal_to,
test::allocator1<test::object> >* test_multiset;
boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
test::allocator1<test::object> >* test_map;
boost::unordered_multimap<test::object, test::object, test::hash,
test::equal_to, test::allocator2<test::object> >* test_multimap;
boost::unordered_set<test::object, test::hash, test::equal_to,
test::cxx11_allocator<test::object, test::propagate_move> >*
test_set_prop_move;
boost::unordered_multiset<test::object, test::hash, test::equal_to,
test::cxx11_allocator<test::object, test::propagate_move> >*
test_multiset_prop_move;
boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
test::cxx11_allocator<test::object, test::propagate_move> >*
test_map_prop_move;
boost::unordered_multimap<test::object, test::object, test::hash,
test::equal_to, test::cxx11_allocator<test::object, test::propagate_move> >*
test_multimap_prop_move;
boost::unordered_set<test::object, test::hash, test::equal_to,
test::cxx11_allocator<test::object, test::no_propagate_move> >*
test_set_no_prop_move;
boost::unordered_multiset<test::object, test::hash, test::equal_to,
test::cxx11_allocator<test::object, test::no_propagate_move> >*
test_multiset_no_prop_move;
boost::unordered_map<test::object, test::object, test::hash, test::equal_to,
test::cxx11_allocator<test::object, test::no_propagate_move> >*
test_map_no_prop_move;
boost::unordered_multimap<test::object, test::object, test::hash,
test::equal_to,
test::cxx11_allocator<test::object, test::no_propagate_move> >*
test_multimap_no_prop_move;
using test::default_generator;
using test::generate_collisions;
using test::limited_range;
UNORDERED_TEST(move_construct_tests1,
((test_map_std_alloc)(test_set)(test_multiset)(test_map)(test_multimap)(
test_set_prop_move)(test_multiset_prop_move)(test_map_prop_move)(
test_multimap_prop_move)(test_set_no_prop_move)(
test_multiset_no_prop_move)(test_map_no_prop_move)(
test_multimap_no_prop_move))(
(default_generator)(generate_collisions)(limited_range)))
UNORDERED_TEST(move_assign_tests1,
((test_map_std_alloc)(test_set)(test_multiset)(test_map)(test_multimap)(
test_set_prop_move)(test_multiset_prop_move)(test_map_prop_move)(
test_multimap_prop_move)(test_set_no_prop_move)(
test_multiset_no_prop_move)(test_map_no_prop_move)(
test_multimap_no_prop_move))(
(default_generator)(generate_collisions)(limited_range)))
UNORDERED_TEST(move_construct_tests2,
((test_set)(test_multiset)(test_map)(test_multimap)(test_set_prop_move)(
test_multiset_prop_move)(test_map_prop_move)(test_multimap_prop_move)(
test_set_no_prop_move)(test_multiset_no_prop_move)(test_map_no_prop_move)(
test_multimap_no_prop_move))(
(default_generator)(generate_collisions)(limited_range)))
UNORDERED_TEST(move_assign_tests2,
((test_set)(test_multiset)(test_map)(test_multimap)(test_set_prop_move)(
test_multiset_prop_move)(test_map_prop_move)(test_multimap_prop_move)(
test_set_no_prop_move)(test_multiset_no_prop_move)(test_map_no_prop_move)(
test_multimap_no_prop_move))(
(default_generator)(generate_collisions)(limited_range)))
}
RUN_TESTS()
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